Polymers

Polymers are large molecules composed of many repeating units called monomers. They are found in a wide variety of materials, including plastics, rubber, and synthetic fibers. Polymers are classified into two main types: natural polymers and synthetic polymers.

Natural Polymers

Natural polymers are found in plants and animals. Some common examples of natural polymers include cellulose, starch, and proteins. Cellulose is the main structural component of plant cell walls, while starch is a complex carbohydrate that is used as food by animals and plants. Proteins are essential for life and are involved in a wide variety of cellular functions.

Synthetic Polymers

Synthetic polymers are man-made polymers that are created from monomers that are not found in nature. Some common examples of synthetic polymers include polyethylene, polypropylene, and polystyrene. Polyethylene is used to make plastic bags, bottles, and films. Polypropylene is used to make containers, toys, and fabrics. Polystyrene is used to make foam cups, plates, and insulation.

Properties of Polymers

The properties of polymers vary depending on the type of monomer that they are made from and the way in which they are synthesized. Some of the most common properties of polymers include:

• Strength
• Flexibility
• Durability
• Lightweight
• Resistance to heat and chemicals

Applications of Polymers

Polymers are used in a wide variety of applications, including:

• Packaging
• Construction
• Transportation
• Medical devices
• Consumer products

Studying Polymers

There are many ways to learn about polymers. One way is to take an online course. Online courses can provide a comprehensive overview of polymers, including their properties, applications, and synthesis. Another way to learn about polymers is to read books and articles about them. There are many resources available online and in libraries that can help you to learn more about this fascinating topic.

Careers in Polymers

There are many different careers available to people who study polymers. Some of the most common careers include:

• Polymer chemist
• Polymer physicist
• Polymer engineer
• Polymer scientist
• Polymer technologist

Polymer chemists, physicists, and engineers are involved in the research and development of new polymers. They work to create polymers with specific properties that are tailored to specific applications. Polymer scientists and technologists are involved in the production and processing of polymers. They work to ensure that polymers are produced in a safe and efficient manner and that they meet the desired specifications.

Online Courses in Polymers

There are many online courses available that can help you to learn about polymers. These courses can provide a comprehensive overview of the topic, or they can focus on specific aspects of polymers, such as their synthesis, properties, or applications. Some of the most popular online courses in polymers include:

• Introduction to Polymers from edX
• Polymer Chemistry from Coursera
• Polymer Engineering from MIT OpenCourseWare
• Polymer Science from Udacity
• Polymer Technology from FutureLearn

These courses can provide you with a strong foundation in polymers and can help you to prepare for a career in this field.

Conclusion

Polymers are a fascinating and important class of materials that are used in a wide variety of applications. If you are interested in learning more about polymers, there are many resources available to help you get started.